Ontologia

Ruisseau· 2 segments

Ruisseau de Mahourat

Crosses 2 administrative regions : Gers, Landes

ruisseau

Total length

9km

Max discharge

2,4m³/s

Max Strahler

2

Segments matched

2

River geography2 admin regions · 8 communes

Parent watershed

hybas-2080576420911 km²

2 administrative regions crossed (GADM L2)

  • Gers
    Occitanie · France
    5.6 km
    in this dpt
  • Landes
    Nouvelle-Aquitaine · France
    2.2 km
    in this dpt
8 communes (L5)

2 intersecting protected areas

  • L'Adour

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Land acquired by a regional conservatory of natural areas

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

880 distinct species · 4 302 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 46 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Ruisseau de Mahourat : 43 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 3 bulles famille, 108 interactions GloBI documentées sur 5 types (connectance 10.4%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
46
Interactions affichées
108
Connectance
0.104
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

9km

Max discharge

2,4m³/s

Max Strahler

2

Segments matched

2

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.